#include <stdio.h>

char *My_strcpy(char *dest, char *src)
{
    char *p = dest;
    while (*src)
    {
        *dest = *src;
        dest++;
        src++;
    }

    *dest = '\0';

    return p;
}

int main(int argc, char const *argv[])
{
    char arr_1[128] = "123344345";
    char arr_2[128] = "asdfghgf";
    printf("%s\n", My_strcpy(arr_1, arr_2));
    return 0;
}
